MainStreet Investment Advisors LLC decreased its holdings in Waste Management, Inc. (NYSE:WM – Free Report) by 4.3% during the 4th quarter, HoldingsChannel.com reports. The firm owned 62,542 shares of the business services provider’s stock after selling 2,803 shares during the period. Waste Management accounts for approximately 1.3% of MainStreet Investment Advisors LLC’s investment portfolio, making […]